<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>数组中小于10的数字</title>
</head>
<body>
    <script>
            var arr = [10,15,2,32,5,4,20,8,48,54,6];
        //     找出数组中小于10的数据，
        //     并组成一个新的数组 看到这句话就需要声明一个新的数组
        //  
        var arr = [10, 15, 2, 32, 5, 4, 20, 8, 48, 54, 6];
        var newArr = [];
        for (var i = 0; i < arr.length; i++) {
            if (arr[i] < 10) {
                newArr.push(arr[i]);
            }
        }
        console.log(newArr)
    </script>
</body>
</html>